Chapter 9 Multiple Choice Study Guide Questions And Correct Answers

Which of the following specimens would most likely be rejected for testing? A. a hemolyzed potassium specimen B. an icteric bilirubin specimen C. a nonfasting glucose specimen D. an underfilled serum tube {Ans: A. a hemolyzed potassium specimen}According to CAP guidelines, drugs that interfere with blood tests should be stopped: A. 1 to 4 hours before a test B. 4 to 24 hours before a test C. 24 to 48 hours before a test D. 48 to 72 hours before a test {Ans: B. 4 to 24 hours prior to the test}A phlebotomist needs to collect a plasma specimen for a coagulation test. The patient has IV in the left arm near the wrist and a hematoma in the anticubital area of the right arm. Which of the following is the best place to collect the specimen? A. above the IV site B. from the IV after shutting it off for 2 minutes C. distal to the hematoma D. all of the above are acceptable collection sites {Ans: C. distal to the hematoma}Results of this test have a direct correlation with the patients age: A. blood culture B. creatinine clearance C. glucose D. hemoglobin {Ans: B.